Home / 93,380.11-140,069.86-55,951.43

Finding the Fourth Proportional to 93,380.11, 140,069.86 and 55,951.43

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Solution

The fourth proportional to 93,380.11, 140,069.86 and 55,951.43 is: 83,926.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,380.11 : 140,069.86 = 55,951.43 : x
  2. Step 2: Convert to fraction form
    93,380.11/140,069.86 = 55,951.43/x
  3. Step 3: Cross multiply
    93,380.11x = 140,069.86 × 55,951.43
  4. Step 4: Simplify right side
    93,380.11x = 7,837,108,126.67
  5. Step 5: Solve for x
    x = 7,837,108,126.67/93,380.11
  6. Step 6: Final answer
    x = 83,926.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.